● The MT series horizontal five-axis milling machine offers efficient production capabilities, equipped with a high-performance control system and high-speed contour control, achieving optimal surface accuracy in the shortest machining time. Highly dynamic five-axis drive machining enables the machining of complex workpieces, meeting the requirements of five-axis machining.
● Machining length 850mm, maximum machining diameter ψ500mm, maximum rotation diameter ψ520mm, and maximum spindle speed 2500rpm. The Y-axis features 210mm travel (±105° from centerline), a milling spindle speed of 12000rpm, a maximum torque of 54Nm, and a 240° oscillating axis range. Equipped with a fully closed-loop feedback system, it enables high-performance milling, fixed-axis bevel machining, and five-axis simultaneous machining.
● The machine utilizes a direct-drive electric spindle equipped with an absolute encoder, a C-axis indexing accuracy of 10 arc seconds (0.0027°), and a repeatability of 1.5 arc seconds (0.0004°). The spindle motor is equipped with a cooling system to minimize thermal displacement and maintain a constant spindle operating temperature. The spindle system undergoes rigorous dynamic balancing tests, ensuring excellent precision retention, high rigidity, and high efficiency. This allows the machine to perform not only finishing operations but also roughing and heavy cutting, making it particularly suitable for mass production of complex shapes and high-quality finishes.
● The highly rigid, integrated B-axis swing mechanism and 60-ton tool magazine provide a wider tool change range and enhance efficiency.
● This single machine tool handles specialized operations previously performed by specialized machines, such as gear machining and long-hole drilling. A variety of core distances are available to accommodate machining of large diameters and long workpieces.
ITEM | NAME | UNIT | MT850B |
Capacity | Max. rotating diameter | mm | Φ520 |
Max. machining diameter | mm | Φ500 | |
Max. machining length | mm | 850 | |
Bar processing capacity | mm | Φ70 | |
Travel | X-axis travel | mm | 510 |
Y-axis travel | mm | ±105 | |
Z1-axis travel | mm | 1100 | |
B-axis index angle | ° | ±120˚ | |
Spindle | Spindle nose | ASA | A2-8 |
Spindle through-hole dia. | mm | 86 | |
Spindle bearing inner dia. | mm | Front 120, back 110 | |
Chuck Size | mm | 10″ | |
Max. spindle speed | rpm | 2500 | |
Sub Spindle | Z2-axis travel | mm | 950 |
Sub Spindle nose | ASA | A2-6 | |
Sub Spindle through-hole dia. | mm | 66 | |
Sub Spindle bearing inner dia. | mm | Front 110, back 90 | |
Chuck Size | inch | 8″ | |
Max. sub-spindle speed | rpm | 4300 | |
Milling Spindle | Milling spindle taper hole | / | HSK-T63 |
Milling spindle max. speed | rpm | 12000 | |
Milling spindle torque (S1-100%) | N.m | 88 | |
Milling spindle bearing bore dia. | mm | 70 | |
Max. tool weight | kg | 5 | |
Max. tool momentum (from datum) | N.m | 3.9 | |
Milling spindle drive motor (S1-100%) | kw | 22 | |
Milling spindle coupling index angle | ° | – | |
B-axis | B-axis DD motor power | kw | 5.3 |
B-axis min. index angle | ° | 0.001° | |
DD motor max. speed | rpm | 360 | |
Feed rate | X-axis rapid feed rate | M/min | 24 |
Y-axis rapid feed rate | M/min | 24 | |
Z1-axis rapid feed rate | M/min | 24 | |
Z2-axis rapid feed rate | M/min | 24 | |
ATC | Tool holder type | / | HSK-T63 |
Tool capacity | pcs | 60 | |
Max. tool diameter/length | mm | Φ70/200 | |
Max. tool weight | kg | 5 | |
Motor | Spindle motor power | kw | 21 |
Spindle motor torque | Nm | 240-400 | |
Sub-spindle motor power | kw | 22 | |
Sub-spindle motor torque | Nm | 100-226 | |
X, Y, Z1 axis motors | kw | 4.3 | |
Z2 axis motors | kw | 3.14 | |
External Dimensions | Overall dimensions | mm | 4500*2700*2700 |
Machine weight approx. | kg | 9800 |
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